About: http://webisa.webdatacommons.org/340274529

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	For completely un-marked-up code, or where the solution is descriptive or is an image rather than code, this will return an empty string, and we will treat these as if no solution was provided.
http://www.w3.org/ns/prov#wasQuotedFrom	wolfram.com